From 807c6931fe683fd844ceec1b023232181e6aae03 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Tue, 28 Dec 2010 16:10:20 +0000
Subject: xserver and mesa git update 28-12-2010

---
 mesalib/src/mesa/state_tracker/st_cb_fbo.h | 96 ++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 mesalib/src/mesa/state_tracker/st_cb_fbo.h

(limited to 'mesalib/src/mesa/state_tracker/st_cb_fbo.h')

diff --git a/mesalib/src/mesa/state_tracker/st_cb_fbo.h b/mesalib/src/mesa/state_tracker/st_cb_fbo.h
new file mode 100644
index 000000000..228be8fed
--- /dev/null
+++ b/mesalib/src/mesa/state_tracker/st_cb_fbo.h
@@ -0,0 +1,96 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+
+#ifndef ST_CB_FBO_H
+#define ST_CB_FBO_H
+
+#include "main/compiler.h"
+#include "main/glheader.h"
+#include "main/mtypes.h"
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_format.h"
+
+struct dd_function_table;
+struct pipe_context;
+
+/**
+ * Derived renderbuffer class.  Just need to add a pointer to the
+ * pipe surface.
+ */
+struct st_renderbuffer
+{
+   struct gl_renderbuffer Base;
+   struct pipe_resource *texture;
+   struct pipe_surface *surface; /* temporary view into texture */
+   struct pipe_sampler_view *sampler_view;
+   enum pipe_format format;  /** preferred format, or PIPE_FORMAT_NONE */
+   GLboolean defined;        /**< defined contents? */
+
+   /**
+    * Used only when hardware accumulation buffers are not supported.
+    */
+   boolean software;
+   size_t stride;
+   void *data;
+   
+   struct st_texture_object *rtt;  /**< GL render to texture's texture */
+   int rtt_level, rtt_face, rtt_slice;
+
+   /** Render to texture state */
+   struct pipe_resource *texture_save;
+   struct pipe_surface *surface_save;
+   struct pipe_sampler_view *sampler_view_save;
+};
+
+
+static INLINE struct st_renderbuffer *
+st_renderbuffer(struct gl_renderbuffer *rb)
+{
+   return (struct st_renderbuffer *) rb;
+}
+
+
+extern struct gl_renderbuffer *
+st_new_renderbuffer_fb(enum pipe_format format, int samples, boolean sw);
+
+extern void
+st_init_fbo_functions(struct dd_function_table *functions);
+
+/* XXX unused ? */
+extern struct pipe_sampler_view *
+st_get_renderbuffer_sampler_view(struct st_renderbuffer *rb,
+                                 struct pipe_context *pipe);
+
+
+extern GLboolean
+st_is_depth_stencil_combined(const struct gl_renderbuffer_attachment *depth,
+                             const struct gl_renderbuffer_attachment *stencil);
+
+
+#endif /* ST_CB_FBO_H */
-- 
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